书面表达：假如你是李华,你的美国朋友Robbin最近来到中国,他拜访你后，想乘坐火车在中国旅行。

问题描述：

包含以下内容：
1.在中国乘火车安全、舒适、经济；火车网络几乎遍布整个城市
2.可到车站或其他售票点购票。春节等重要节日期间购票难，需尽早订票。
3.大城市的火车站规模较大，需提前一小时到车站等候乘车。
4.火车发车的信息提示为中文。但只要知道列车号和开车时间，就很容易找到列车。
PS：只能用5个句子表达，不能多，谢谢啦

问题解答：

1，Travelling by train is quite safe, relax and econmic in China and the railway network covers all the country.

2, The ticket can be booked at the station and some other counters but must be in advance during the spring festival and other public holidays.

3, The railway station in large city is quite big and you must arrive the departure lounge 1 hrs ahead.

4, The train schedule is shown in chinese but the carriage can be easily found once you know the train No. and the departure time.